Prosthesis



FIG. 1 is a first perspective view of a prosthesis according to the present invention;

FIG. 2 is another perspective view thereof;

FIG. 3 is another perspective view thereof;

FIG. 4 is front view thereof;

FIG. 5 is rear view thereof;

FIG. 6 is left side view thereof; and,

FIG. 7 is top view thereof.

The broken line showing is included for the purpose of illustrating environment and forms no part of the claimed design. 

The ornamental design for a prosthesis, as shown and described. 